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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">  FUSE: Filesystem in Userspace</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">  Copyright (C) 2001-2007  Miklos Szeredi &lt;miklos@szeredi.hu&gt;</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">  Implementation of the single-threaded FUSE session loop.</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">  This program can be distributed under the terms of the GNU LGPLv2.</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">  See the file COPYING.LIB</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">*/</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;</div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor">#include &quot;config.h&quot;</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="fuse__lowlevel_8h.html">fuse_lowlevel.h</a>&quot;</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="preprocessor">#include &quot;fuse_i.h&quot;</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;</div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="preprocessor">#include &lt;stdio.h&gt;</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="preprocessor">#include &lt;stdlib.h&gt;</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="preprocessor">#include &lt;errno.h&gt;</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;</div><div class="line"><a name="l00019"></a><span class="lineno"><a class="line" href="fuse__lowlevel_8h.html#a5f1e538aa3287e251afbe985438c4249">   19</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="fuse__lowlevel_8h.html#a5f1e538aa3287e251afbe985438c4249">fuse_session_loop</a>(<span class="keyword">struct</span> fuse_session *se)</div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;{</div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;        <span class="keywordtype">int</span> res = 0;</div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__buf.html">fuse_buf</a> fbuf = {</div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;                .<a class="code" href="structfuse__buf.html#a537f80b7703cbfc860dfaf4b86de79ae">mem</a> = NULL,</div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;        };</div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;</div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;        <span class="keywordflow">while</span> (!<a class="code" href="fuse__lowlevel_8h.html#a41b12193fa1520ff658d65679f4e513c">fuse_session_exited</a>(se)) {</div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;                res = fuse_session_receive_buf_int(se, &amp;fbuf, NULL);</div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;</div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;                <span class="keywordflow">if</span> (res == -EINTR)</div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;                        <span class="keywordflow">continue</span>;</div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;                <span class="keywordflow">if</span> (res &lt;= 0)</div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;</div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;                fuse_session_process_buf_int(se, &amp;fbuf, NULL);</div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;        }</div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;</div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;        free(fbuf.<a class="code" href="structfuse__buf.html#a537f80b7703cbfc860dfaf4b86de79ae">mem</a>);</div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;        <span class="keywordflow">if</span>(res &gt; 0)</div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;                <span class="comment">/* No error, just the length of the most recently read</span></div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="comment">                   request */</span></div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;                res = 0;</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;        <span class="keywordflow">if</span>(se-&gt;error != 0)</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;                res = se-&gt;error;</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#ab3d015de77ae0edeb3157321e7a5c434">fuse_session_reset</a>(se);</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;        <span class="keywordflow">return</span> res;</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;}</div><div class="ttc" id="fuse__lowlevel_8h_html_a5f1e538aa3287e251afbe985438c4249"><div class="ttname"><a href="fuse__lowlevel_8h.html#a5f1e538aa3287e251afbe985438c4249">fuse_session_loop</a></div><div class="ttdeci">int fuse_session_loop(struct fuse_session *se)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__loop_8c_source.html#l00019">fuse_loop.c:19</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a41b12193fa1520ff658d65679f4e513c"><div class="ttname"><a href="fuse__lowlevel_8h.html#a41b12193fa1520ff658d65679f4e513c">fuse_session_exited</a></div><div class="ttdeci">int fuse_session_exited(struct fuse_session *se)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l03048">fuse_lowlevel.c:3048</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_ab3d015de77ae0edeb3157321e7a5c434"><div class="ttname"><a href="fuse__lowlevel_8h.html#ab3d015de77ae0edeb3157321e7a5c434">fuse_session_reset</a></div><div class="ttdeci">void fuse_session_reset(struct fuse_session *se)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l03042">fuse_lowlevel.c:3042</a></div></div>
<div class="ttc" id="structfuse__buf_html_a537f80b7703cbfc860dfaf4b86de79ae"><div class="ttname"><a href="structfuse__buf.html#a537f80b7703cbfc860dfaf4b86de79ae">fuse_buf::mem</a></div><div class="ttdeci">void * mem</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00640">fuse_common.h:640</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html"><div class="ttname"><a href="fuse__lowlevel_8h.html">fuse_lowlevel.h</a></div></div>
<div class="ttc" id="structfuse__buf_html"><div class="ttname"><a href="structfuse__buf.html">fuse_buf</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00624">fuse_common.h:624</a></div></div>
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